designates the call sign broadcast from Anthorn (UK) at 60 kHz with a range up to 1500 km, which covers all of UK

WWVB

designates the call sign of the United States National Institute of Standards and Technology's (NIST) radio station in Fort Collins, Colorado, that transmits carrier and time code (no voice) on 60 kHz (low frequency [LF] band), and which is used for synchronising radio-controlled clocks throughout the North America

GSM

Global System for Mobile communications, originally from the French Groupe Spécial Mobile

AM/FM

Amplitude Modulation / Frequency Modulation

UMTS

Universal Mobile Telecommunications System

3G

International Mobile Telecommunications-2000 (IMT-2000), better known as 3G or 3rd Generation